package com.lqq.demo5;

public class Test {
    public static void main(String[] args) {
        Student s = new Student();
        s.print();
        System.out.println();

        Student s1 = new Student("张三", 12, '女', "北京市大兴区", new Grade("1918003", "java软件工程师", "3楼4教室"));//此时对年级进行赋值
        s1.print();
        System.out.println();
    }
}
